President Donald Trump directed the U.S. Trade Representative to prepare new tariffs on $200 billion in Chinese imports Monday as the two nations moved closer to a potential trade war. The tariffs, which Trump wants set at a 10 percent rate, would be the latest round of punitive measures in an escalating dispute over the large trade imbalance between the two countries. Trump recently ordered tariffs on $50 billion in Chinese goods in retaliation for intellectual properly theft. The...